House bill · 119th Congress · Latest step: Introduced

Improving Atmospheric River Forecasts Act

H.R. 4302Introduced Jul 7, 2025Policy area: Science, Technology, Communications

Official title: To accelerate subseasonal to seasonal prediction skills related to precipitation forecasts for water management in the western United States, improve atmospheric river forecasts across the country, and for other purposes.

Sponsor: Rep. Jay Obernolte R-CA

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Where it went

IntroducedJul 7, 2025
Committee action—
Passed House—
Passed Senate—
To the President—
Became law—

Latest action: Jul 7, 2025 — Referred to the House Committee on Science, Space, and Technology.

Cost and committee reports

Official records Congress.gov attaches to H.R. 4302.

Constitutional authority statementThe sponsor’s statement of where the Constitution gives Congress the power to pass this bill. Statement by Mr. OBERNOLTE, as printed in the Congressional Record (Vol. 171, No. 116, July 7, 2025, Page H3194):
Article 1, Section 8
Source: Congress.gov, Congressional Record July 7, 2025 ↗
Evidence
Field in the Congress.gov record
constitutionalAuthorityStatementText
Statement length
20 characters
Congress.gov bill record
H.R. 4302, 119th Congress
Congress.gov API record
https://api.congress.gov/v3/bill/119/hr/4302
Record last updated by Congress.gov
September 15, 2025
PORKER copy retrieved
September 13, 2026
Stored copy, SHA-256 of the file
f17acba6ce7861b64d20eed08923166a440e5faecf977dd92f6fa97f08d76c0c
PORKER shows the statement exactly as printed, with the page markup removed. It is the sponsor’s claim; it is not a legal finding.

Congress.gov’s record for this bill does not list a CBO cost estimate or a committee report (as of September 15, 2025). Not every bill gets one.

Sent to: Science, Space, and Technology CommitteeBills with a CBO estimate Bills with a committee report See it in the Data Web

From the Congress.gov bill record for H.R. 4302, last updated September 15, 2025. PORKER’s copy was retrieved September 13, 2026 and is refreshed nightly. Open “Evidence” on any line for the record, field and file fingerprint.

Vote results

No recorded roll-call votes on this bill in PORKER’s records (voice votes and unanimous consent are not roll calls; roll-call records start in 2011).

Cosponsors

5 cosponsors — 1 Republican, 4 Democrats

4 of 5 cosponsors (80%) are from the other party.

J. Correa (D-CA), Vince Fong (R-CA), Doris Matsui (D-CA), Eugene Vindman (D-VA), George Whitesides (D-CA).

More from the sponsor

Other 119th Congress bills sponsored by Rep. Jay Obernolte.

Sponsor’s state and district

California in Congress · CA-23 district

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Data as of Sep 13, 2026 · bill record checked by PORKER from Congress.gov · votes from Senate.gov and the House Clerk. PORKER is non-partisan.